Together with Carl Lieberman[?], he synthesized the orange-red dye alizarin in 1868.
He also intruduced the "ortho," "meta," and "para," nomenclature on benzene rings.
... was a notary of Gothic kings in Italy. At the time of Justinian, he was a Christian and possibly bishop of Croton. In approximately 580, he wrote "De origine actibusqu ...